M271 vs 1.5 VC-Turbo e-Power: which engine is more reliable?

According to our risk index, the 1.5 VC-Turbo e-Power carries less risk than the M271: 36/100 (moderate risk) versus 59/100 (high risk). The M271 has 1 documented serious fault, the main one being «Timing chain stretch and wear of the camshaft sprockets»; the 1.5 VC-Turbo e-Power has 3 documented serious faults, the main one being «Safe mode due to battery controller calibration (loss of propulsion)».

Risk index

M271

High risk · 1 serious fault

Risk index

1.5 VC-Turbo e-Power

Moderate risk · 3 serious faults

Lower risk

The index (0–100) weights the severity and frequency of the three most serious documented faults. How it is calculated

Reviewed on 29 October 202610 sources How we work

Is the M271 reliable?

The M271 is the four-cylinder petrol engine Mercedes-Benz fitted from 2002 to 2015, first with a mechanical supercharger (Kompressor) and, from 2009, with a turbo in the EVO revision. It has one well-documented weak point across the range: the timing chain and the camshaft sprockets can wear prematurely, a problem a specialist source describes as persistent even after the EVO redesign.^[1][2][3]

See the 4 of the M271 faults

Is the 1.5 VC-Turbo e-Power reliable?

There is still little reliability data: the three-cylinder 1.5 VC-Turbo only generates electricity and no mechanical faults are known in Europe. The documented weak points are in the e-Power electronics: battery campaigns and isolated cases of immobilisation.^[4][5][6]

See the 4 of the 1.5 VC-Turbo e-Power faults

Side-by-side comparison

Comparison of M271 and 1.5 VC-Turbo e-Power
Item	M271	1.5 VC-Turbo e-Power
Technical data
Type	Engine	Engine
Fuel	Petrol	Petrol
Displacement	1,796 cm³	1,497 cm³
Timing	Chain	—
Power	122–204 hp	190–213 hp
Production	2002–2015^[2][3]	since 2022^{[7][8][9][10]}
Reliability
Risk index (what is it?)	59High risk	36Moderate risk
Documented faults	4	4
Of high or critical severity	1	3
Worst severity	Critical severity	High severity
Main faults	Critical severity: Timing chain stretch and wear of the camshaft sprockets Medium severity: Oil leaking from the camshaft adjuster solenoids into the wiring Medium severity: Crankcase ventilation hose under the supercharger: it cracks and lets in false air	High severity: Safe mode due to battery controller calibration (loss of propulsion) High severity: Fuel line that slips out of its clip and may leak Medium severity: e-Power warning and limited mode due to incorrect state-of-charge reading
Most expensive documented repair	No reliable data	No reliable data
Which versions to buy
BuyRecommended versions	None	None
With cautionVersions to be cautious about	M271 Kompressor 1.6/1.8 (KE16/KE18)^[1] M271 EVO 1.8 turbo CGI (DE18 LA)^[1]	1.5 VC-Turbo e-Power 190 hp (Qashqai J12, since 2022)^[4][5][6] 1.5 VC-Turbo e-Power 204 hp (X-Trail T33, front-wheel drive, since 2022)^[4][7] 1.5 VC-Turbo e-Power e-4ORCE 213 hp (X-Trail T33, all-wheel drive, since 2022)^[7][9]
AvoidVersions to avoid	None	None

Severity of each fault: green, low; amber, medium; red, high; dark red, critical. How we rate them

Cars that each one is fitted to

M271

See the 7 models with the M271

1.5 VC-Turbo e-Power

Other comparisons

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With the 1.5 VC-Turbo e-Power

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Sources

Every fact on this page links to its source. If you find an error, let us know.

Mercedes M271: Typische Probleme und HaltbarkeitGebrauchtwagenberater · Motoring press · consulted 27 September 2026 · in German
Mercedes-Benz M271 engineWikipedia · Other source · consulted 27 September 2026
Mercedes-Benz M 271Wikipedia (alemán) · Other source · consulted 27 September 2026 · in German
Fiabilidad y averías del Nissan Qashqai 3 (2021)fiches-auto.fr · Motoring press · consulted 29 October 2026 · in French
Nissan Qashqai: richiamo per la batteria del sistema ibridoalVolante · Motoring press · published 4 August 2026 · consulted 29 October 2026 · in Italian
Nissanowski SUV z usterką systemu zarządzania akumulatoremAutokatalog.pl · Motoring press · published 2025 · consulted 29 October 2026 · in another language
Nissan X-Trail - WikipediaWikipedia · Other source · consulted 29 October 2026
Nissan KR engine - WikipediaWikipedia · Other source · consulted 29 October 2026
Nissan X-Trail (T33) - Wikipedia (versión alemana)Wikipedia · Other source · consulted 29 October 2026 · in German
Nissan z novim Qashqaijem uvaja e-Power v EvropiRTV Slovenija · General press · published 19 February 2021 · consulted 29 October 2026 · in another language